47 lines
878 B
C
47 lines
878 B
C
#include <stdio.h>
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#include <stdlib.h>
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/* #define ENABLE_LOG */
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#ifdef ENABLE_LOG
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# define LOG(x) x
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#else
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# define LOG(x) (void) 0
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#endif
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/*
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* Macro used with single array matrices to
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* get the array index given the number of columns,
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* the row index and the column index.
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*/
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#define IDX(cols, r, c) ((r) * (cols) + (c))
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typedef struct borders {
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double north;
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double east;
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double south;
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double west;
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} borders;
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/*
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* Create a matrix stored in a single array.
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*/
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double *create_sa_matrix(int rows, int cols);
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/*
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* Destroy a single array matrix.
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*/
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void destroy_sa_matrix(double *x);
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int sa_index(int cols, int r, int c);
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/*
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* Print a single array matrix.
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*/
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void print_sa_matrix(double *x, int rows, int cols);
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double **create_matrix(int rows, int cols);
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void destroy_matrix(double **x, int rows);
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void print_matrix(double **x, int rows, int cols);
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